26861105

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 35476920

約数和(自身を除く): 8615815

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 641, 1445, 2465, 3205, 8381, 10897, 18589, 41905, 54485, 92945, 185249, 316013, 926245, 1580065, 5372221, 26861105]

約数ペア:

[(1, 26861105), (5, 5372221), (17, 1580065), (29, 926245), (85, 316013), (145, 185249), (289, 92945), (493, 54485), (641, 41905), (1445, 18589), (2465, 10897), (3205, 8381)]